<div>
  <h2>选择日</h2>
  <el-date-picker date="value" placeholder="选择日期" on-change="onDateChange(date)">
  </el-date-picker>
  <h2>选择日期范围{{dateRange}}</h2>
  <el-date-range-picker ng-model="dateRange" start-placeholder="开始日期" end-placeholder="结束日期" format="yyyy/MM/dd">
  </el-date-range-picker>
  <h2>选择日期范围输入框尺寸size: large, small, mini</h2>
  <el-date-range-picker ng-model="dateRange1" start-placeholder="开始日期" end-placeholder="结束日期" format="yyyy/MM/dd" size="large">
  </el-date-range-picker>
  {{dateRange1}}<br>
  <el-date-range-picker ng-model="dateRange2" start-placeholder="开始日期" end-placeholder="结束日期" format="yyyy/MM/dd" size="small">
  </el-date-range-picker>
  {{dateRange2}}<br>
  <el-date-range-picker ng-model="dateRange3" start-placeholder="开始日期" end-placeholder="结束日期" format="yyyy/MM/dd" size="mini">
  </el-date-range-picker>
  {{dateRange3}}<br>
</div>